(19)

(11)

EP 2 089 714 A1

(12)

(43) Date of publication: 19.08.2009 Bulletin 2009/34 (21) Application number: 07824427.4 (22) Date of filing: 02.11.2007

(51) International Patent Classification (IPC):  G01N 33/544(2006.01) G01N 33/58(2006.01) (86) International application number: PCT/GB2007/004188 (87) International publication number: WO 2008/053229 (08.05.2008 Gazette 2008/19)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 02.11.2006 GB 0621894 (71) Applicant: ITI Scotland Limited 191 West George Street Glasgow G2 2LB (GB)	(72) Inventors: DEHAL, Prabhjyot Dundee DD2 1XA (GB) PRITCHARD, David Dundee DD2 1XA (GB) GEEKIE, Claire Dundee DD2 1XA (GB) (74) Representative: Hill, Christopher Michael  Page White & Farrer Bedford House John Street London, WC1N 2BF London, WC1N 2BF (GB)